https://gist.github.com/revivalizer/935dfcc345b009a0207a033caee0175f https://gist.github.com/revivalizer/935dfcc345b009a0207a033c... Even includes error handli

https://gist.github.com/revivalizer/935dfcc345b009a0207a033caee0175f https://gist.github.com/revivalizer/935dfcc345b009a0207a033c... Even includes error handling :) At the bottom you can see some test examples of what it can do. Obviously it is a basic calculator.